Toothbrush



FIG. 1 is a perspective view of a first embodiment of a toothbrush showing a first embodiment of my new design;

FIG. 2 is a side view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a top end view thereof;

FIG. 6 is a bottom end view thereof;

FIG. 7 is a side view of a second embodiment of a toothbrush according to my new design;

FIG. 8 is a front view of the second embodiment;

FIG. 9 is a rear view of the second embodiment;

FIG. 10 is a top end view of the second embodiment; and,

FIG. 11 is a bottom end view of the second embodiment. 

CLAIM The ornamental design for a toothbrush, as shown and described. 